These COMP Cams ID spring locators feature a hardened steel inboard locating shoulder with a 1.300" outside diameter, made to center and hold valve springs without extensive head machining. The 4693-style seats are compatible with certain beehive spring applications in .570" guide sizes, offering consistent seating and protection for the head and shim across multiple valves in aftermarket or rebuilt heads.
COMP Cams Spring Seats 1.300in X .800in X